ffmpeg/tests/checkasm/h264chroma.c

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/*
* Copyright (c) Lynne
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <string.h>
#include <stdint.h>
#include "checkasm.h"
#include "libavcodec/h264chroma.h"
#include "libavutil/mem_internal.h"
#include "libavutil/intreadwrite.h"
#define SIZEOF_PIXEL ((bit_depth + 7) / 8)
#define randomize_buffers(bit_depth) \
do { \
if (bit_depth == 8) { \
for (int i = 0; i < 16*18*2; i++) \
src[i] = rnd() & 0x3; \
} else { \
for (int i = 0; i < 16*18; i += 2) \
AV_WN16(&src[i], rnd() & 0xFF); \
} \
} while (0)
static void check_chroma_mc(void)
{
H264ChromaContext h;
LOCAL_ALIGNED_32(uint8_t, src, [16 * 18 * 2]);
LOCAL_ALIGNED_32(uint8_t, dst0, [16 * 18 * 2]);
LOCAL_ALIGNED_32(uint8_t, dst1, [16 * 18 * 2]);
declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
for (int bit_depth = 8; bit_depth <= 10; bit_depth++) {
ff_h264chroma_init(&h, bit_depth);
randomize_buffers(bit_depth);
for (int size = 0; size < 4; size++) {
#define CHECK_CHROMA_MC(name) \
do { \
if (check_func(h.name## _pixels_tab[size], #name "_mc%d_%d", 1 << (3-size), bit_depth)) { \
for (int x = 0; x < 2; x++) { \
for (int y = 0; y < 2; y++) { \
memcpy(dst0, src, 16 * 18 * SIZEOF_PIXEL); \
memcpy(dst1, src, 16 * 18 * SIZEOF_PIXEL); \
call_ref(dst0, src, 16 * SIZEOF_PIXEL, 16, x, y); \
call_new(dst1, src, 16 * SIZEOF_PIXEL, 16, x, y); \
if (memcmp(dst0, dst1, 16 * 16 * SIZEOF_PIXEL)) { \
fprintf(stderr, #name ": x:%i, y:%i\n", x, y); \
fail(); \
} \
bench_new(dst1, src, 16 * SIZEOF_PIXEL, 16, x, y); \
} \
} \
} \
} while (0)
CHECK_CHROMA_MC(put_h264_chroma);
CHECK_CHROMA_MC(avg_h264_chroma);
}
}
}
void checkasm_check_h264chroma(void)
{
check_chroma_mc();
report("chroma_mc");
}